import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;

import android.view.KeyEvent;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.WindowManager;
import android.view.View.OnTouchListener;

import android.widget.EditText;
import android.widget.PopupWindow;
import android.app.AlertDialog;
import android.content.Context;

/**
 * Custom popup window.
 *
 * @author Lorensius W. L. T <lorenz@londatiga.net>
 *
 */
public class PopupWindowsNotification {
    protected Context mContext;
    protected PopupWindow mWindow;
    protected View mRootView;
    protected Drawable mBackground = null;
    protected WindowManager mWindowManager;

    public String windowShowing = "";
    public boolean isShowing = false;


    /**
     * Constructor.
     *
     * @param context Context
     */
    public PopupWindowsNotification(Context context) {
        mContext    = context;
        mWindow     = new PopupWindow(context);
        mWindow.setTouchInterceptor(new OnTouchListener() {
            @Override
            public boolean onTouch(View v, MotionEvent event) {
                if (event.getAction() == MotionEvent.ACTION_OUTSIDE) {
                    mWindow.dismiss();
                    return false;
                }

                return false;
            }
        });

        mWindowManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    }

    /**
     * On dismiss
     */
    protected void onDismiss() {
        isShowing = false;
        windowShowing = "";
    }

    /**
     * On show
     */
    protected void onShow() {
    }

    /**
     * On pre show
     */
    protected void preShow() {
        preShow(false);
    }
    protected void preShow(Boolean focus) {
        if (mRootView == null)
            throw new IllegalStateException("setContentView was not called with a view to display.");

        onShow();

        if (mBackground == null)
            mWindow.setBackgroundDrawable(new BitmapDrawable());
        else
            mWindow.setBackgroundDrawable(mBackground);

        mWindow.setWidth(WindowManager.LayoutParams.WRAP_CONTENT);
        mWindow.setHeight(WindowManager.LayoutParams.WRAP_CONTENT);
        mWindow.setTouchable(true);
        mWindow.setFocusable(focus);
        mWindow.setOutsideTouchable(true);
        mWindow.setContentView(mRootView);
    }

    /**
     * Set background drawable.
     *
     * @param background Background drawable
     */
    public void setBackgroundDrawable(Drawable background) {
        mBackground = background;
    }

    /**
     * Set content view.
     *
     * @param root Root view
     */
    public void setContentView(View root) {
        mRootView = root;

        mWindow.setContentView(root);
    }

    /**
     * Set content view.
     *
     * @param layoutResID Resource id
     */
    public void setContentView(int layoutResID) {
        LayoutInflater inflator = (LayoutInflater) mContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE);

        setContentView(inflator.inflate(layoutResID, null));
    }

    /**
     * Set listener on window dismissed.
     *
     * @param listener
     */
    public void setOnDismissListener(PopupWindow.OnDismissListener listener) {
        mWindow.setOnDismissListener(listener);
    }

    /**
     * Dismiss the popup window.
     */
    public void dismiss() {
        isShowing = false;
        windowShowing = "";
        mWindow.dismiss();
    }
}